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Notice Period Calculation: Indian HR Rules, Calendar Days vs Working Days

June 18, 2026
6 min read

Resigned and confused about your last working day? Read the complete guide on notice period calculation, standard HR policies, and buyout options.

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1. Calendar Days vs. Working Days: Which One Applies?

When you submit your resignation, the very first question to ask HR is whether your notice period is counted in **calendar days** or **working days**.

Calendar Days (Standard)

Every single day on the calendar counts, including Saturdays, Sundays, and public holidays. If your notice period is 90 days, your last working day is exactly 90 calendar days from the day after you resign.

Working/Business Days (Rare)

Only official business working days count. Saturdays, Sundays, and gazetted holidays are excluded. In this system, a "30-day" notice period actually takes about 40 to 45 calendar days to complete.

2. How to Calculate Your Last Working Day (LWD)

The standard industry practice for calculating your Last Working Day is:

LWD = Resignation Date + Notice Period Duration

For instance, if you submit your resignation on June 15 and your notice period is 60 days:

  • June has 30 days, so 15 days remain in June.
  • July has 31 days.
  • That leaves 14 days needed from August to complete the 60-day notice.
  • Therefore, your Last Working Day is **August 14**.

3. Notice Buyout & Leaves Adjustment

If you need to join your new employer early, you have a few options to shorten your serving time:

Exit Options

  • Notice Buyout: You pay the company (or your new company reimburses you) basic salary for the remaining notice days you wish to waive.
  • Earned Leave (EL) Adjustment: You request to adjust your accumulated privilege or earned leaves to pull back your last working day. Whether this is allowed depends entirely on HR discretion.

Resigned? Calculate Your Last Working Day

Count the exact calendar days or calculate what date is 30, 60, or 90 days from today to find your official release date.

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4. The Resignation Date & Official Notice

The notice period countdown officially begins from the date you submit your formal resignation letter/email, or when it is logged in the company's HR portal (e.g., Workday, SuccessFactors). Verbal notice does not count as a legal submission.

Quick HR Advice

Always request a written acknowledgment of your resignation and an explicit confirmation of your Last Working Day from HR within 48 hours of submission. This avoids dispute during the full & final settlement (FNF).

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